CVE-2022-40959 Information

Description

During iframe navigation certain pages did not have their FeaturePolicy fully initialized leading to a bypass that leaked device permissions into untrusted subdocuments. This vulnerability affects Firefox ESR < 102.3 Thunderbird < 102.3 and Firefox < 105.

Reference

https://www.mozilla.org/security/advisories/mfsa2022-42/ https://www.mozilla.org/security/advisories/mfsa2022-41/ https://www.mozilla.org/security/advisories/mfsa2022-40/ https://bugzilla.mozilla.org/show_bug.cgi?id=1782211